| Geyser | 1972-05-22 |
|---|---|
| Beehive | 1738 |
| Little Whirligig | 1200 |
| Old Faithful | 0840 short, 0928 long, 1040 short, 1144 long, 1258 long, 1414 short, 1523 short, 1617 long, 1736 short |
| Values for Old Faithful Area | 1972-05-22 |
|---|---|
| Astronomical Twilight Begin | 03:35 |
| Nautical Twilight Begin | 04:29 |
| Civil Twilight Begin | 05:13 |
| Sunrise | 05:48 |
| Sunset | 20:51 |
| Civil Twilight End | 21:26 |
| Nautical Twilight End | 22:10 |
| Astronomical Twilight End | 23:04 |
| Moon Illumination | 71.06% |